STOR
STOR may refer to:
- Short Term Operating Reserve, see National Grid Reserve Service
 - STØR, American furniture chain
 - STOR2RRD, an open-source software tool
 
See also
- JSTOR, digital library
 - Stor (born 1987), Swedish rapper
 - Stör, a river in Schleswig-Holstein, Germany
 - Stör (Elde), a river in Mecklenburg-Vorpommern, Germany